#4D57DA#4D57DA

#4D57DA is a mid, vivid blue. Relative luminance 0.135; OKLCH L 52.7% C 0.198 H 274.1°. Best body text is #FFFFFF at 5.69:1 contrast (WCAG AA passes).

Color values

HEX	#4D57DA
RGB	rgb(77, 87, 218)
HSL	hsl(236, 66%, 58%)
HSV	hsv(236, 65%, 85%)
CMYK	cmyk(64.7%, 60.1%, 0%, 14.5%)
CIE-LAB	lab(43.44, 36.76, -68.39)
CIE-LCH	lch(43.44, 77.64, 298.26°)
OKLab	oklab(52.71% 0.0141 -0.197)
OKLCH	oklch(52.71% 0.198 274.1)
XYZ	xyz(19.1195, 13.4545, 67.9055)
Luminance	0.1346 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4D57DA #DAD04D

analogous

#4D9DDA #4D57DA #8A4DDA

triadic

#4D57DA #DA4D57 #57DA4D

tetradic

#4D57DA #DA4D9D #DAD04D #4DDA8A

square

#4D57DA #DA4D9D #DAD04D #4DDA8A

split-complementary

#4D57DA #DA8A4D #9DDA4D

monochromatic

#1E268F #2833C2 #4D57DA #8087E5 #B2B7EF

Accessibility & contrast

On white

5.69

#4D57DA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.69

#4D57DA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4D57DA

5.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4D57DA	#FFFFFF	#000000	##FFFFFF
##4D57DA	1.00	5.69	3.69	5.69
#FFFFFF	5.69	1.00	21.00	1.00
#000000	3.69	21.00	1.00	21.00
##FFFFFF	5.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006DDE

Deuteranopia (green-blind)

#0060D7

Tritanopia (blue-blind)

#007890

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #4d57da;
/* rgb */ color: rgb(77, 87, 218);
/* oklch */ color: oklch(52.7% 0.198 274.1);

Tailwind

colors: {
  custom: {
    50: '#8e86e6',
    500: '#4d57da',
    950: '#000000',
  },
}

SCSS

$custom: #4d57da;
$custom-light: #8e86e6;
$custom-dark: #000000;

JSON

{
  "hex": "#4d57da",
  "rgb": {
    "r": 77,
    "g": 87,
    "b": 218
  },
  "hsl": {
    "h": 235.745,
    "s": 65.581,
    "l": 57.843
  },
  "oklch": {
    "l": 0.52711,
    "c": 0.19751,
    "h": 274.1
  },
  "luminance": 0.13456
}

Semantic roles & 50–950 ramp

primary

#4D57DA

secondary

#DEDAA5

accent

#DD3FE9

background

#F9F8FE

surface

#F2EFFC

border

#CCCAD5

text

#0E0B16

muted

#7E7C84

Preview Lab

Preview with #4D57DA

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →